No, a radio wave is not a mechanical wave. A radio wave is a form of electromagnetic (EM) energy, and it does not require a medium through which to travel like a mechanical waâ¦ve does. Radio waves can travel through the vacuum of space.
physical intimacy unknown Physical Intimacy is an act of sensual contact (touching); it is an expression/reaction of feelings, such as hugging, holding hands, kissing, caressing, and cuddling..., between people.
Having a physical relationship or being sexually intimate can make you feel much closer to someone. There are many ways that you can become close with someone other than sex, like talking honestly about your feelings. Some sexual/physical intimate behaviour may include: 1  kissing. 2  touching.